/*
Define fk(n) = $\sum_{i=0}^{n}$ fk($\lfloor\frac{i}{k}\rfloor$) where fk(0) = 1 and $\lfloor x \rfloor$ denotes the floor function.

For example, f5(10) = 18, f7(100) = 1003, and f2(103) = 264830889564.

Find $(\sum_{k=2}^{10}$ fk(1014)$)$ mod (109+7).

Anser:
Time:
*/
package main

import (
	"fmt"
	"time"
)

func main() {
	tstart := time.Now()



	tend := time.Now()
	fmt.Println(tend.Sub(tstart))
}